Flash Flood, Roanoke (C)
- When
- September 9, 9:25 AM EST to 10:25 AM EST
- Where
- Roanoke (C) County, Roanoke
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 37.271, -79.941 (the zone’s center; the record gives no point)
Flash Flooding and Damaging Wind in Virginia, September 9, 1999
Heavy rain flooded roads in Amherst, Stuart, and the City of Roanoke.
Where it happened
Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 4
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
What happened
The episode as NWS RNK wrote it up.
Thunderstorms on the 9th produced damaging winds and flash flooding.Thunderstorm winds downed a tree onto County Route 888, two miles east of Pizarro.Heavy rain flooded roads in Amherst, Stuart, and the City of Roanoke.
The radar
The Roanoke radar (KFCX), 40 km away, was scanning. The volume nearest the first event began at 18:30 UTC.
Event by event
3 flash flood, 1 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, Floyd
- When
- September 9, 1:30 PM EST
- Where
- Floyd County, 2 mi E of Pizarro
- Reported by
- AMATEUR RADIO
- Coordinates
- 36.930, -80.180
Flash Flood, Patrick
- When
- September 9, 2:39 PM EST to 3:25 PM EST
- Where
- Patrick County, Stuart
- Reported by
- BROADCAST MEDIA
- Coordinates
- 36.678, -80.284 (the zone’s center; the record gives no point)
Flash Flood, Amherst
- When
- September 9, 4:50 PM EST to 6:00 PM EST
- Where
- Amherst County, Amherst
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 37.605, -79.145 (the zone’s center; the record gives no point)
What these are
- Flash Flood
- Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Wildfire in California, September 9 to 11, 1999
- Damaging Winds in Pennsylvania, September 9 to 29, 1999
- Flash Flooding and Hail in Virginia, September 9, 1999
- Hail and Damaging Winds in North Carolina, September 9, 1999
- Lightning Strike in California, September 9, 1999
- Flash Flooding and Damaging Winds in Maryland, September 9, 1999
- Hail and Damaging Wind in Pennsylvania, September 9, 1999
- Heavy Rain in Pennsylvania, September 9, 1999
- Funnel Clouds and Waterspout in Wisconsin, September 9, 1999
- Flash Flooding in Pennsylvania, September 9, 1999
- Dust Storm in Nevada, September 9, 1999
- Hail and Damaging Wind in Georgia, September 9, 1999
More
Every storm in Virginia in 1999Every state in 1999This day in weather historyWarnings in Virginia, September 1999
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5717474, 5717472, 5717475, 5717473.